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What is sin^2(3pi)+cos^2(4pi)+tan^2(5pi)...

What is `sin^2(3pi)+cos^2(4pi)+tan^2(5pi)` equal to?

A

0

B

1

C

2

D

3

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The correct Answer is:
B
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PUNEET DOGRA-TRIGONOMETRY-PREV YEAR QUESTIONS
  1. If A + B + C = pi, then what is cos (A+B) + cosC equal to?

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  2. What is cos20^@ + cos 100^@ + cos 140^@ equal to?

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  3. What is sin^2(3pi)+cos^2(4pi)+tan^2(5pi) equal to?

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  4. Consider the following statements: I. Value of sind oscillates bet...

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  5. Consider the following statements I. sin |x| + cos |x| is always po...

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  6. What is the value of (cot224^@-cot134^@)/(cot226^@+cot316^@)?

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  7. What is the value of cos 36^@?

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  8. Consider the following statements: I. n(sin^2 67(1^@)/(2)-sin^2 22...

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  9. Consider the following statements: I. If 3theta is an acute angle s...

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  10. Directions (FOR NEXT THREE): Read the following information carefully ...

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  11. Directions (FOR NEXT THREE): Read the following information carefully ...

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  12. Directions (FOR NEXT THREE): Read the following information carefully ...

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  13. Consider the following: I.tan((pi)/(6)) II. tan((3pi)/(4)) ...

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  14. What is (1 -sin^2alpha) (1+tan^2alpha) equal to?

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  15. What is sin^2 50^@ + sin^2 40^@ equal to?

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  16. If cos x = 1/3. Then, what is sinx. cotx. cosec x. tan x equal to?

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  17. The value of (cot54^(@))/(tan36^(@))+(tan20^(@))/(cot70^(@)) is

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  18. What is tan 15^(@) equal to ?

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  19. What is the value of tan 105^(@)?

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  20. If sin theta + 2cos theta = 1, then what is 2sin theta - cos theta equ...

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